document.write( "Question 1008984: in a certain triangle, its two sides which meet at the right angle are 9cm and 12cm long. What is the length of the third side \n" ); document.write( "
Algebra.Com's Answer #624503 by vleith(2983)\"\" \"About 
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There are several different ratios that make right triangles. One set is 3:4:5.\r
\n" ); document.write( "\n" ); document.write( "This is a problem that fits that.\r
\n" ); document.write( "\n" ); document.write( "9:12:15 is 3:4:5 so the answer is 15cm.\r
\n" ); document.write( "\n" ); document.write( "You can also solve using Pythagorean theorem
\n" ); document.write( "\"a%5E2+%2B+b%5E2+=+c%5E2\"
\n" ); document.write( "\"9%5E2+%2B+12%5E2+=+c%5E2\"
\n" ); document.write( "\"81+%2B+144+=+c%5E2\"
\n" ); document.write( "\"225+=+c%5E2\"
\n" ); document.write( "\"15+=+c\"
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